chrome/browser/resources/chromeos/login/demo_setup.html

<iron-iconset-svg name="demo-setup-32" size="32">
  <svg>
    <defs>
      <g id="computer" fill="none" fill-rule="evenodd">
        <path d="M0-4h32v32H0z"></path>
        <path fill="#1A73E8" fill-rule="nonzero"d="M29 20V0H3v20H0v3h32v-3h-3zm-10.333 0h-5.334v-1.333h5.334V20zM26 16H6V3h20v13z"></path>
        <path fill="#1A73E8" d="M16.97 8.129L16 5l-.97 3.129H12l2.47 1.836L13.53 13 16 11.123 18.47 13l-.94-3.035L20 8.129z"></path>
      </g>
    </defs>
  </svg>
</iron-iconset-svg>

<iron-iconset-svg name="demo-setup-64" size="64">
  <svg>
    <defs>
      <g id="computer" fill="none" fill-rule="evenodd">
        <path d="M0 0h64v64H0z"></path>
        <path fill="#1A73E8" fill-rule="nonzero" d="M58 48V8H6v40H0v6h64v-6h-6zm-20.667 0H26.667v-2.667h10.666V48zM52 40H12V14h40v26z"></path>
        <path fill="#1A73E8" d="M33.94 24.258L32 18l-1.94 6.258H24l4.94 3.672L27.06 34 32 30.245 36.94 34l-1.88-6.07L40 24.258z"></path>
      </g>
    </defs>
  </svg>
</iron-iconset-svg>

<dom-module id="demo-setup-md">
  <template>
    <link rel="stylesheet" href="oobe_dialog_host.css">
    <link rel="stylesheet" href="demo_setup.css">
    <link rel="stylesheet" href="oobe_flex_layout.css">

    <oobe-dialog id="demoSetupProgressDialog" role="dialog" has-buttons hidden>
      <hd-iron-icon slot="oobe-icon"
          icon1x="demo-setup-32:computer" icon2x="demo-setup-64:computer">
      </hd-iron-icon>
      <h1 slot="title">
        [[i18nDynamic(locale, 'demoSetupProgressScreenTitle')]]
      </h1>
      <div slot="footer" class="flex layout vertical center center-justified">
        <paper-spinner-lite id="spinner" dir="ltr" active></paper-spinner-lite>
      </div>
    </oobe-dialog>

    <oobe-dialog id="demoSetupErrorDialog" role="dialog" has-buttons hidden
        aria-label$="[[i18nDynamic(locale, 'demoSetupErrorScreenTitle')]]">
      <hd-iron-icon slot="oobe-icon"
          icon1x="demo-setup-32:computer" icon2x="demo-setup-64:computer">
      </hd-iron-icon>
      <h1 slot="title">[[i18nDynamic(locale, 'demoSetupErrorScreenTitle')]]</h1>
      <div slot="subtitle">[[errorMessage_]]</div>
      <div slot="footer" class="flex layout vertical center center-justified">
        <img srcset="images/alert-illustration_1x.svg 1x,
            images/alert-illustration_2x.svg 2x">
      </div>
      <div slot="bottom-buttons" class="layout horizontal justified">
        <oobe-back-button inverse on-click="onCloseClicked_"
            disabled="[[isPowerwashRequired_]]"></oobe-back-button>
        <oobe-text-button id="retryButton" on-tap="onRetryClicked_"
            inverse hidden="[[isPowerwashRequired_]]">
          <div>
            [[i18nDynamic(locale, 'demoSetupErrorScreenRetryButtonLabel')]]
          </div>
        </oobe-text-button>
        <oobe-text-button id="powerwashButton" on-tap="onPowerwashClicked_"
            inverse hidden="[[!isPowerwashRequired_]]">
          <div>
            [[i18nDynamic(locale, 'demoSetupErrorScreenPowerwashButtonLabel')]]
          </div>
        </oobe-text-button>
      </div>
    </oobe-dialog>

  </template>
</dom-module>